CN207458330U - A kind of remote controler - Google Patents

Abstract

The utility model discloses a kind of remote controlers, solves the phenomenon that maloperation easily occurs for existing remote controler, its key points of the technical solution are that, the back side of housing opens up fluted, it is provided in opposite two side walls in groove in the transmitting module and receiving module being oppositely arranged, receiving module is coupled in response to infrared detection signal and exports the control unit of control signal, control unit is coupled with the execution unit in response to control signal, a kind of remote controler of the utility model, so that before remote controller, a step must be first carried out, whether the infrared ray sent by receiving module to transmitting module is detected by partition；Only when detecting that infrared ray is separated, control unit ability control execution unit action so that the output loop of power supply is switched on, thus to remote controler normal power supply, to ensure that remote controler being capable of normal operation；If the step for not carrying out, power supply is in dissengaged positions, no matter how to operate at this time remote controler, can not all be triggered.

Description

A kind of remote controler

Technical field

The utility model is related to a kind of household electrical appliance, more particularly to a kind of remote controler.

Background technology

Remote controler is a kind of wireless launcher, and by modern digital coding techniques, key information is encoded, and is led to Infrared diode transmitting light wave is crossed, the infrared signal received is transformed into telecommunications by the infrared receiver of the received machine of light wave Number, it is decoded into processor, demodulates corresponding instruction and complete required operation requirement to reach the equipment such as control set-top box. Existing remote controler is usually to be powered by built-in power or dry cell, to ensure that its button being capable of normal use.

However in actual use, it is unremarkable to be often arbitrarily positioned over sofa, stool etc. by people for remote controler Place is easily pressed in above remote controler when body is sat down, causes the button false triggering on remote controler；Children in family are also frequent Button on remote controler can be operated because of curious, the electric appliance malfunction be easy to causeing in family can also trigger when serious Accident, therefore also there are certain rooms for improvement for existing remote controler.

Utility model content

The purpose of this utility model is to provide a kind of remote controler with anti-misoperation function.

The above-mentioned technical purpose of the utility model technical scheme is that：

A kind of remote controler sets the power supply of promising remote controler power supply, the back side of the housing including housing, in the housing It opens up fluted, is respectively arranged in opposite two side walls in the groove in the transmitting module being oppositely arranged with receiving mould Block, the transmitting module is for emitting infrared ray, and the receiving module is for receiving infrared-ray and according to whether receiving infrared Line and export corresponding infrared detection signal, be coupled on the receiving module in response to infrared detection signal and export control The control unit of signal processed is coupled with the execution unit in response to control signal in described control unit；

When the infrared ray that transmitting module is sent is separated, described control unit control execution unit work, with conducting The output loop of power supply；Conversely, execution unit does not work, with the output loop cut off the power.

Using the above program so that before remote controller, it is necessary to first carry out a step, i.e., by receiving module to hair Penetrate whether the infrared ray that module is sent is detected by partition；Only when detecting that infrared ray is separated, control unit is Energy control execution unit action so that the output loop of power supply is switched on, thus to remote controler normal power supply, to ensure remote controler It being capable of normal operation；If the step for not carrying out, power supply is in the state of being cut off, no matter how to operate at this time remote controler, It can not all be triggered, and so as to reduce the risk that maloperation occurs, improve the reliability that remote controler uses.

Self-locking is carried out in response to control signal so that execution unit keeps work preferably, being coupled in described control unit Make state from lock unit.

Using the above program so that, can be to holding from lock unit after the infrared ray that transmitting module is sent is separated once The working condition of row unit is locked, so that the output loop of power supply can tend to remain on, so that remote controler can It is maintained at the state of being triggered；User is allowed during remote controler is used, without infrared ray is allowed to keep partition state always, and then Improve operation ease, more hommization.

Preferably, the front of the housing be provided be coupled to control unit with receive control signal and in response to control Signal is to indicate the whether in running order indicating member of execution unit.

Using the above program, indicating member can effectively indicate the working condition of execution unit, if indicating member Prompting is sent, then illustrating that remote controler is in can make user clearer by use state.

Preferably, the indicating member is light-emitting alarm.

Using the above program, luminous alarm is more eye-catching, and it will not send any sound, does not interfere with surrounding Environment, more hommization.

Control unit is coupled to receive control signal and in response to control signal so that self-locking list preferably, further including Member releases the reset unit of self-locking state.

Using the above program, reset unit can reset operation to being realized from lock unit, and execution unit is avoided to be in always Working condition and the power supply of remote controler is made to be constantly in conducting state, and then avoid remote controler always in can by mode of operation, Reduce further the risk that maloperation occurs.

Preferably, the reset unit includes delay portion and reset portion, the delay portion is coupled to control unit to connect It receives control signal and exports time delayed signal to reset portion, the reset portion is released in response to time delayed signal so as to be delayed from lock unit Self-locking state.

Using the above program, by delay portion reset portion can be controlled to automatically cut off self-locking list being delayed after a period of time Member leaves certain time for remote controller, and without controlling reset portion action, more hommization manually.

Transmitting module is supplied respectively in being oppositely arranged preferably, being offered in two side walls opposite in the groove The cavity housed with receiving module.

Using the above program, cavity provides accommodating space for transmitting module and receiving module so that transmitting module with Receiving module will not protrude from the side of groove, so that people are not easy to bump to during infrared ray is separated with finger Transmitting module or receiving module, so as to extend the service life of transmitting module and receiving module.

Preferably, the opening edge of the groove, along the elastic baffle being extended with parallel to back side of shell, the elasticity is kept off The end and two sides of plate along with the opening edge of groove along maintaining interval.

Using the above program, elastic baffle can seal the opening of groove in the case of from external force, avoid extraneous ash The sundries such as dirt enter；When after extraneous oppress is subject to, the elastic deformation of adaptability occurring, to bend inwards, so that hand It refers to smoothly enter in groove, and smoothly separates infrared ray；After finger takes out out of groove, elastic baffle again can be automatic It resets, to leave the region between transmitting module and receiving module, and seals the opening of groove again.

Preferably, the tie point of the elastic baffle and groove is between transmitting module and receiving module.

Using the above program, when people are during normal operating remote controler, the back side of remote controler fits in the palm of the hand, this When can forefinger directly be pressed on to the outer plate surface of elastic baffle, and inwardly squeeze, just can effectively separate the infrared ray in groove, To activate remote controler；During elastic baffle is pressed, the overbending direction of elastic baffle can be with the length direction phase of forefinger Unanimously, so as to promoted people operation when convenience and comfort.

In conclusion the utility model has the advantages that：When people are before remote controller, it is necessary to first carry out one Whether a step, i.e., the infrared ray sent by receiving module to transmitting module are detected by partition；Only when detecting When infrared ray is separated, control unit ability control execution unit action so that the output loop of power supply is switched on, so as to distant Device normal power supply is controlled, to ensure that remote controler being capable of normal operation；If the step for not carrying out, power supply, which is in, is cut off shape State, no matter how to operate at this time remote controler can not all be triggered, and so as to reduce the risk that maloperation occurs, improve distant The reliability that control device uses.

Description of the drawings

Fig. 1 is the structure diagram one of the present embodiment；

Fig. 2 is the circuit diagram one of the present embodiment；

Fig. 3 is the sectional axonometric drawing of the present embodiment；

Fig. 4 is the sectional view one of the present embodiment；

Fig. 5 is the structure diagram two of the present embodiment；

Fig. 6 is the sectional view two of the present embodiment；

Fig. 7 is the circuit diagram two of the present embodiment；

Fig. 8 is the circuit diagram three of the present embodiment.

In figure：1st, housing；2nd, power supply；3rd, groove；4th, transmitting module；5th, receiving module；6th, control unit；7th, list is performed Member；8th, from lock unit；9th, indicating member；10th, reset unit；11st, delay portion；12nd, reset portion；13rd, cavity；14th, elastic baffle.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but As long as it is all protected in the right of the utility model be subject to Patent Law.

A kind of remote controler disclosed in the present embodiment, as shown in Figure 1, Figure 2 and Figure 3, including housing 1, the housing 1 is preferably in length Cube is set.The power supply 2 of promising remote controler power supply is set in housing 1, which is preferably dry cell.The back side of housing 1 opens up Fluted 3, the 3 preferably square setting of groove, and close to the centre position of the upper end on housing 1.

As shown in figure 4, it is respectively arranged in two side walls opposite in groove 3 in the transmitting module 4 being oppositely arranged with connecing Module 5 is received, is offered in opposite two side walls in groove 3 and supplies transmitting module 4 and receiving module 5 respectively in being oppositely arranged Accommodating cavity 13.The depth of two cavitys 13 is respectively greater than the length of transmitting module 4 and receiving module 5 so that transmitting mould Block 4 will not protrude from the side wall of groove 3 with receiving module 5.

As shown in Figure 5 and Figure 6, the opening edge edge of groove 3 is extended with the elastic baffle 14 parallel to 1 back side of housing, the bullet Property baffle 14 can be rubber shrapnel, metal clips or plastic shrapnel, and elastic baffle 14 preferably in flake, can Elastic deformation occurs under the effect of smaller external force.The shape of elastic baffle 14 is adapted to the opening shape of groove 3 simultaneously, and The end and two sides of elastic baffle 14 are along with the opening edge of groove 3, along interval is maintained, which is preferably smaller than 1mm, both It can guarantee the sealing performance of elastic baffle 14, and the activity of elastic baffle 14 can be kept.Elastic baffle 14 is open with groove 3 Tie point is between transmitting module 4 and receiving module 5.

As shown in fig. 7, transmitting module 4 is used to emit infrared ray, including NE555 timers A1, resistance R1, R2, R3, electricity Hold C1, C2 and infrared transmitting tube L1；NE555 timers A1 1 foot ground connection, resistance R1 be coupled to NE555 timers A1 2 feet and Between 3 feet；The anode of infrared transmitting tube L1 is coupled to 3 feet, and cathode is grounded by resistance R3, and resistance R3 plays metering function, can Effectively prevent that the electric current for flowing through infrared transmitting tube L1 is excessive；5 feet of NE555 timers A1 are grounded by capacitance C2；It is connected in series Resistance R2 and the other end of capacitance C1, resistance R2 be coupled to voltage vcc, the other end ground connection of capacitance C1；NE555 timers A1 6 feet be coupled to the tie point of resistance R2 and capacitance C1；Above-mentioned connection mode constitutes multi-resonant oscillating circuit, can export certain The pulse of frequency makes infrared transmitting tube L1 export the infrared ray action of certain wavelength in receiving module 5 in infrared transmitting tube L1.

As shown in fig. 7, receiving module 5 is for receiving infrared-ray and according to whether receives infrared ray and exports corresponding red Outside line detect signal, include infrared receiving tube L2, resistance R4, R5, R6, R7, R8, R9, capacitance C3, C4, diode D1 and than Compared with device A2；The plus earth of infrared receiving tube L2, cathode are coupled to one end of capacitance C3；The other end of capacitance C3 is coupled to two poles The anode of pipe D1, the cathode of diode D1 are coupled to one end of resistance R6, and the other end of resistance R6 is coupled to the anti-of comparator A2 Phase input terminal；One end of resistance R4 is coupled to the tie point of capacitance C3 and diode D1, other end ground connection；One end coupling of capacitance C4 It is connected to the cathode of diode D1, other end ground connection；One end of resistance R5 is coupled to the tie point of capacitance C4 and resistance R6, the other end Ground connection；One end of resistance R7 is coupled to voltage E, and the other end is coupled to the in-phase input end of comparator A2；One end coupling of resistance R8 It is connected to the in-phase input end of comparator A2, other end ground connection；One end of resistance R9 is coupled to the output terminal of comparator A2, the other end Export corresponding infrared detection signal.

Resistance R7 and R8 form bleeder circuit, and reference voltage, reference voltage value are provided for the in-phase input end of comparator A2 It is determined by ratio shared in voltage E resistance R8；Electric current can be generated when infrared receiving tube L2 receives infrared ray, and As infrared ray is strong from weak change, electric current can also be followed to become larger from small, gradually rises the anti-phase input terminal voltage of comparator A2； When the voltage of inverting input is more than the reference voltage value of in-phase input end, comparator A2 is exported low level by resistance R9 Infrared detection signal；Conversely, when infrared receiving tube L2 is not received by infrared ray or very weak infrared ray, comparator A2's Anti-phase input terminal voltage exports the infrared detection signal of high level by resistance R9 close to zero, at this moment comparator A2；Wherein Diode D1 plays the role of rectification, and capacitance C4 plays the role of filtering, and resistance R6 plays current limliting, prevents input from comparing The electric current of device A2 is excessive to cause comparator A2 to damage, and resistance R9 also functions to metering function, the electric current letter for preventing comparator A2 from exporting It is number excessive.

As shown in figure 8, it is coupled on receiving module 5 in response to infrared detection signal and exports the control list of control signal Member 6, control unit 6 include relay K, the triode Q of NPN type and sustained diode 2, and one end of the coil of relay K couples In voltage V1, the other end is coupled to the collector of triode Q, and the base stage of triode Q is coupled to the output terminal of resistance R9 to receive Corresponding infrared detection signal, the coil inverse parallel of sustained diode 2 and relay K.Response is coupled in control unit 6 In the execution unit 7 of control signal, execution unit 7 is the normally opened contact K-1 of relay K, and the output for being series at power supply 2 is returned Road.When the infrared ray that transmitting module 4 is sent is separated, 6 control execution unit 7 of control unit works, with turn-on power 2 Output loop；Conversely, execution unit 7 does not work, with cut off the power 2 output loop.

As shown in figure 8, the front of housing 1 be provided be coupled to control unit 6 with receive control signal and in response to control For signal to indicate the whether in running order indicating member 9 of execution unit 7, which is being preferably disposed on housing 1 just Face, and positioned at the lower position of button.Indicating member 9 is light-emitting alarm, including resistance R10, from shwoot optical diode L3 And one end of the normally opened contact K-3 of relay K, resistance R10 are coupled to voltage V2, the other end is coupled to from shwoot optical diode The anode of L3, one end of the normally opened contact K-3 of relay K is coupled to from the cathode of shwoot optical diode L3, and relay K's is normally opened The other end ground connection of contact K-3.A kind of integrated multiple device from shwoot optical diode L3, it is interior have set journey The control circuit and LED light tube of sequence, in use, without peripheral hardware oscillating circuit again, it, just can be with sudden strain of a muscle as long as connecting working power 2 Bright mode shines；Wherein resistance R10 is current-limiting resistance, prevents from being burnt by high current from shwoot optical diode L3.

Self-locking is carried out in response to control signal so that execution unit 7 keeps work as shown in figure 8, being coupled in control unit 6 Make state from lock unit 8, from the normally opened contact K-2 that lock unit 8 is relay K, both ends are respectively coupled to the collection of triode Q Electrode and emitter.

Control unit 6 is coupled to receive control signal and in response to control signal so that self-locking as shown in figure 8, further including Unit 8 releases the reset unit 10 of self-locking state.Reset unit 10 includes delay portion 11 and reset portion 12, and delay portion 11 is coupled to Control unit 6 is to receive control signal and export time delayed signal to reset portion 12, and reset portion 12 is in response to time delayed signal so that certainly The delay of lock unit 8 releases self-locking state.

Delay portion 11 includes obtaining the time relay KT of electric time lagged type, the normally opened contact K-4 of relay K and fly-wheel diode D3, one end of the coil of time relay KT are coupled to voltage V3, and the other end is grounded by the normally opened contact K-4 of relay K；It is continuous Flow the coil inverse parallel of diode D3 and time relay KT.The delay that reset portion 12 is time relay KT disconnects instantaneous be closed Normally-closed contact KT-1, its one end are coupled to the tie point of the emitter of triode Q and the normally opened contact K-2 of relay K, the other end Ground connection.

Specifically used process is as follows：

Before remote controler is used, remote controler is first held, and the back side of housing 1 is made then to be pressed towards the palm of the hand with forefinger Elastic baffle 14, elastic baffle 14 to be driven to bend inwards so that finger can be smoothly entered in groove 3, and separate by The infrared ray that transmitting module 4 is sent so that receiving module 5 can not receive, so that receiving module 5 exports the red of high level Outside line detects signal to the base stage of triode Q, turns on triode Q, and the coil of relay K obtains electric actuation, corresponding to it is normal Contact K-1, K-2 and K-3 is opened all to be closed；The output loop of power supply 2 is switched at this time so that remote controler being capable of normal use. The closure of wherein normally opened contact K-2 makes relay K self-lockings, so that normally opened contact K-1 is kept closed, allows remote controler can Always it is user-friendly in the state that can be triggered.The closure of normally opened contact K-3 is led the current supply circuit of indicating member 9 It is logical, it is prompted from shwoot optical diode L3 by light flash, to cause user note that illustrating that remote controler is currently swashed It is living, it can be used normally.Finger out of groove 3 can be taken out at this time, elastic baffle 14 is made to automatically reset, is sheltered from again recessed The opening of slot 3, while receiving module 5 can receive the infrared ray sent by transmitting module 4, it is low level red so as to export Outside line detects signal to the base stage of triode Q, ends triode Q；It is closed certainly since the normally opened contact K-2 of relay K is in Lock status so that the coil of relay K remain in electric actuation state, corresponding to normally opened contact K-1, K-2 and K-3 It all is at closure state.

Simultaneously, the normally opened contact K-4 of relay K is closed, and the coil of time relay KT obtains electric actuation, initially enters Time status are arrived when the time one of setting, corresponding to delay disconnect the instantaneous normally-closed contact KT-1 that is closed and disconnect, with cut-out after The current supply circuit of electric appliance K resets the coil losing electricity of relay K, normally opened contact K-1 disconnect, with cut off the power 2 output return Road makes remote controler that can not use, so as to avoid that maloperation occurs.The normally opened contact K-2 of relay K is also disconnected simultaneously, to release The self-locking state of relay K；Normally opened contact K-3 is also disconnected, and cuts off the current supply circuit of indicating member 9, so as to dodge light-emitting diodes certainly Pipe L3 stops flicker；The normally opened contact K-4 of relay K is also disconnected simultaneously, resets the coil losing electricity of time relay KT, institute Corresponding delay disconnects the instantaneous normally-closed contact KT-1 that is closed and re-closes, and so as to control unit 6 next time of conducting, while avoids the time The coil of relay KT causes waste of energy in attracting state for a long time.

Before remote controler is used, if not done by the operation of partition infrared ray, receiving module 5 can receive transmitting The infrared ray that module 4 is sent makes receiving module 5 export low level detection signal to the base stage of triode Q, makes triode Q In cut-off state, the coil of relay K is in power failure state, corresponding to normally opened contact K-1 disconnect, to cut off the power 2 Current supply circuit, at this time remote controler can not be used, so as to play the role of preventing maloperation.The normally opened of relay K touches simultaneously Point K-2, K-3 and K-4 are also in off-state, from 8 not self-locking of lock unit and indicating member 9 and reset unit 10 not works Make.

Claims (9)

1. a kind of remote controler sets the power supply (2) of promising remote controler power supply, feature including housing (1), in the housing (1) It is：The back side of the housing (1) opens up fluted (3), is respectively arranged in the groove (3) in opposite two side walls in phase To the transmitting module (4) of setting and receiving module (5), the transmitting module (4) is used to emit infrared ray, the receiving module (5) receiving infrared-ray is used for simultaneously according to whether receiving infrared ray and exporting corresponding infrared detection signal, the reception mould It is coupled on block (5) in response to infrared detection signal and exports the control unit (6) of control signal, described control unit (6) On be coupled with execution unit (7) in response to control signal；

When the infrared ray that transmitting module (4) is sent is separated, described control unit (6) control execution unit (7) work, with The output loop of turn-on power (2)；Conversely, execution unit (7) does not work, with the output loop of (2) of cutting off the power.

2. a kind of remote controler according to claim 1, it is characterized in that：It is coupled in described control unit (6) in response to control Signal processed carry out self-locking so that execution unit (7) keep working condition from lock unit (8).

3. a kind of remote controler according to claim 2, it is characterized in that：The front of the housing (1), which is provided with, is coupled to control Unit (6) processed is to receive control signal and in response to control signal to indicate the whether in running order finger of execution unit (7) Show unit (9).

4. a kind of remote controler according to claim 3, it is characterized in that：The indicating member (9) is light-emitting alarm.

5. a kind of remote controler according to claim 2, it is characterized in that：It further includes and is coupled to control unit (6) to receive control Signal processed and in response to control signal so that from lock unit (8) release self-locking state reset unit (10).

6. a kind of remote controler according to claim 5, it is characterized in that：The reset unit (10) include delay portion (11) with Reset portion (12), the delay portion (11) are coupled to control unit (6) to receive control signal and export time delayed signal to reset Portion (12), the reset portion (12) is in response to time delayed signal so that being delayed from lock unit (8) releases self-locking state.

7. a kind of remote controler according to claim 1, it is characterized in that：In the groove (3) in opposite two side walls It offers in the cavity (13) being oppositely arranged so that transmitting module (4) to be supplied to be housed with receiving module (5) respectively.

8. a kind of remote controler according to any one of claims 1 to 7, it is characterized in that：Prolong on the opening edge edge of the groove (3) Stretch the elastic baffle (14) for being parallel to housing (1) back side, the end and two sides of the elastic baffle (14) are along equal and groove (3) opening edge edge maintains interval.

9. a kind of remote controler according to claim 8, it is characterized in that：The elastic baffle (14) and the connection of groove (3) Point is between transmitting module (4) and receiving module (5).